Remote computer is a computer other then you are log on.
To manage a remote computer
Follow these steps to successfully manage a remote computer
1.Open Active Directory Users and Computers.
2.Expand the console tree and click Computers. Or, click the folder that contains the computer you want to manage.
3.In the details pane, right-click the computer, and then click Manage.
4.Clicking Manage starts Computer Management from which you can administer remote computers. You must have administrative credentials on the local computer to view certain information or to modify computer properties using Computer Management.